.category-nav-list {
  display: none;
}

.category-title:hover + .category-nav-list,
.category-nav-list:hover {
  display: block;
}
.wrap {
  width: 1200px;
  margin: 0 auto;
}
/* 主体 */
/* 面包屑导航 */

.crumb {
  margin-top: 15px;
  margin-bottom: 10px;
}
/* 左侧预览 */
.product_intro .preview {
  width: 400px;
  height: 590px;
}
.product_intro .preview .preview_img {
  height: 398px;
  border: 1px solid #ccc;
}
.product_intro .preview .preview_list {
  height: 60px;
  margin-top: 60px;
}
.preview_list .list_item {
  float: left;
  position: relative;
  width: 320px;
  height: 60px;
  margin: 0 15px;
  overflow: hidden;
}
.preview_list .list_item ul {
  position: absolute;
  width: 9999px;
  height: 56px;
}
.preview_list .list_item ul li {
  float: left;
  width: 56px;
  height: 56px;
  border: 2px solid transparent;
  margin: 0 2px;
}
.preview_list .list_item li.current {
  border-color: #c81623;
}
.arrow_prev, .arrow_next {
  margin-top: 10px;
  width: 22px;
  height: 32px;
}
/* 左侧箭头左 */
.arrow_prev {
  float: left;
  background: url(../images/detail/jiantouzuo.png) no-repeat;
}

.arrow_prev, .arrow_next {
  margin-top: 10px;
  width: 22px;
  height: 32px;
}
/* 左侧箭头右 */
.arrow_next {
  float: right;
  background: url(../images/detail/jiantouyou.png) no-repeat;
}

.arrow_prev, .arrow_next {
  margin-top: 10px;
  width: 22px;
  height: 32px;
}
/* 右侧详情 */
.clearfix:after {
  clear: both;
  display: block;
  overflow: hidden;
  content: "";
  height: 0;
}
.product_intro .item_info {
  width: 718px;
  height: 590px;
}
.sku_name {
  height: 30px;
  font-size: 16px;
  font-weight: 700;
}
.summary_price {
  padding: 10px 0;
  background-color: #fee9eb;
}
dt {
  display: block;
}
.summary dt {
  width: 60px;
  padding-left: 10px;
  line-height: 36px;
}
.summary dt,
.summary dd {
  float: left;
}
.price {
  font-size: 24px;
  color: #e12228;
}
.summary dl {
  overflow: hidden;
}
.spec{
  margin: 10px 0;
}
.summary a.current {
  border-color: #c81623;
}

.spec a {
  display: inline-block;
  padding: 0 5px;
  min-width: 80px;
  height: 41px;
  background-color: #f7f7f7;
  border: 1px solid #ededed;
  text-align: center;
  line-height: 41px;
}
.choose_btns{
  margin-top: 20px;
}
.choose_amount {
  position: relative;
  float: left;
  width: 50px;
  height: 45px;
  background-color: pink;
}
.choose_amount input {
  width: 33px;
  height: 44px;
  border: 1px solid #ccc;
  text-align: center;
}
.add {
  top: 0;
}
.reduce {
  bottom: 0;
}
.add, .reduce {
  position: absolute;
  right: 0;
  width: 15px;
  height: 22px;
  border: 1px solid #ccc;
  background-color: #f1f1f1;
  text-align: center;
  line-height: 22px;
}
.addcar {
  float: left;
  width: 142px;
  height: 46px;
  background-color: #c81623;
  text-align: center;
  line-height: 46px;
  font-size: 18px;
  color: #fff;
  margin-left: 10px;
  font-weight: 700;
}
#add_shop_car:hover{
  color: #ccc;
}
/* 产品细节 */
.detail_tab_list {
  height: 39px;
  border: 1px solid #ccc;
  background-color: #f1f1f1;
}
#detail_tab_list li {
  float: left;
  height: 39px;
  line-height: 39px;
  padding: 0 20px;
  text-align: center;
  cursor: pointer;
  list-style: none;
  
}
.detail_tab_list .current {
  background-color: #c81623;
  color: #fff;
}

.detail_tab_con .item {
  display: none;
  
}
